2600Hz Inc.
382 Communications
702 Communications
8x8 Inc.
A+ Wireless
Access Tandem, Inc
AccessLine Communications Corp.
Adams Telephone Co-Operative
Affiliated Technology Solutions, LLC
Airespring, Inc.
Albany Mutual Telephone Association
ALD Telecom
All Tel Networks, LLC
Alliance Communications
ALLO Communication
Allstream Business US, LLC
Altaworx
Altice USA
American Broadband and Telecommunications Co.
Amplex Electric, Inc. dba Amplex Internet
ANPI BUSINESS, LLC
Apeiron Systems
Arkwest Communications
Armstrong Telecommunications, Inc
Arvig
Assurance Telecom, LLC
AT&T
ATC Communications
Atlantech Online Inc.
ATV Holdings, LLC
Ballard Rural Telephone Cooperative Corporation, Inc.
Balsamwest FiberNet LLC
Baltimore-Washington Telephone Company
Bandwidth.com CLEC, LLC
Barnesville Municipal Telephone
Barr Tell USA, Inc
BBT
Beresford Municipal Telephone Co.
Big River Telephone
Block Line Systems, LLC
Blue Earth Valley Telephone Company, Inc.
Bluetone Communications, LLC
BluIP, Inc.
Brazoria Telephone Company (Btel)
Brightlink Communications LLC
Bristol Tennessee Essential Services
Broadband Dynamics LLC
BroadRiver Communication, Inc
Brookings Munincipal Utilities d/b/a Swiftel Communications
BTC Broadband
Buckeye Telesystem, Inc
Bulk Solutions, LLC
Bulloch County Rural Telephone Cooperative, Inc
BullsEye Telecom
Business Telecommunications Services, Inc
Call Tools, Inc.
CallShaper, LLC
Cal-Ore Telephone
Carnegie Telephone Company Inc.
Carolina Digital Phone Inc
Carolina West Wireless
CBTS Technology Solutions LLC
CCI Network Services, LLC
Cellular South Licenses
Charter Communications, Inc.
Chickasaw Telephone Company
City of Faith Telephone Company
City of Ketchikan DBA Ketchikan Public Utilities
CLARO ENTERPRISE SOLUTIONS, LLC
Clay County Rural Telephone Cooperative, Inc.
Clear Lake Telephone
Clear Rate Communications, Inc
Clearly IP Inc
CMS Internet
Coeo Solutions
Columbus Telephone Co
Comcast IP Phone, LLC
Commio
Comporium, Inc.
Computer Telephony Innovations Inc. dba Voxtelesys
Comtel Managed Solutions
ConnectMe, LLC
Consolidated Communications
Convoso, Inc.
CoreDial, LLC
CORETEL VIRGINIA, LLC
Cox Communications, Inc.
Critical Hub Networks
Crocker Communications, Inc.
CTC
Custer Telephone Cooperative Inc.
CyberNet Communications, Inc.
Data@ccess Communications
Daviess-Martin County Rural Telephone Corporation DBA RTC Communications
DayStarr LLC
Delta Communications LLC, dba Clearwave Communications
Dickey Rural Telephone Cooperative
Digital Agent
digitalIPvoice, Inc
DISH Wireless L.L.C.
DLS Internet Services
Duo Broadband
East Kentucky Network, LLC
Eastern Slope Rural Telephone Association, Inc.
Eastex Tel. Coop. Inc.
Easton Telecom Services LLC
Emily Cooperative Telephone Company
ENA Services, LLC
Everstream Indianapolis
EvolveIP LLC
Farmers Mutual Telephone Company (Idaho)
Farmers Mutual Telephone Company (Iowa)
Farmers Mutual Telephone Company (Minnesota)
Federated Telephone Cooperative
Fidelity Communications
First Communications, LLC
FirstDigital Telecom LLC
FirstLight Fiber Inc.
Five9, Inc.
Fonative, Inc
Foothills Rural Telephone Coop. Corp., Inc.
FracTEL, LLC
France Telecom Corporate Solutions L.L.C.
Frontier Communications
Fullnet Advanced Communications Inc
Fusion Cloud Services, LLC
Fuze, Inc.
Garden Valley Telephone Company
Gardonville Cooperative Telephone Association
GCI Communication Corp.
GetGo Communications, LLC
Giant Communications, Inc.
Gila River Telecommunications, Inc
Globalstar
Golden West Telecommunications Cooperative, Inc.
Google Voice Inc.
Granite Telecommunications, LLC
Greenfly Networks Inc dba Clearfly Communications
GTT Americas, LLC
Hadlo Technologies, LLC
Harmony Telephone Company
Hawaiian Telcom
HD CARRIER LLC
HFA Services LLC dba Call48
Home Telephone Company (Illinois)
Home Telephone Company (South Carolina)
Hunt Telecommunications
Hunter Communications
IdeaTek Telcom, LLC
IDT America, Corp
IFN.com Inc
Impulse
Indigo Wireless
Inland Cellular
Integrated Technology Services
IntelePeer Networks LLC
Inteliquent
IntelliVoice
Intrado Communications, LLC
Inventive Labs Corp
IP Global, LLC
IP Networked Services, Inc
IPitomy Communications, LLC
IPtelX LLC
James Valley Telecommunications
JiveTel Inc.
KanOkla Networks
Kennebec Telephone Co., Inc.
KEPS TECHNOLOGIES INC
KMTelecom
LATAM Telecommunications, LLC
Lenox Municipal Utilities
Liberty Cablevision of Puerto Rico LLC
Limitless Mobile, LLC
Lincolnville Communications, Inc.
LiveVox, Inc.
Logix Fiber Networks
Low Latency Communications LLC
LUMEN
Lumos Telephone Inc.
Mabel Cooperative Telephone Company
MagicJack
Magna5, LLC
Manhattan Telecommunications Corporation.
Masergy Communications, Inc.
MASH Telecom Inc
Matrix Telecom, LLC
MCC Network Services, LLC
McDonough Telephone Cooperative
McNabb Telephone Co.
Mediacom Communications Corporation
Metro Fibernet, LLC
Microtalk USA, Inc.
Mid Century Tel. Coop. Inc.
Midcontinent Communications
Midstate Communications
MIDTEL - Middleburgh Telephone Co
MIDVALE TELEPHONE COMPANY, INC
Mix Networks, Inc.
Momentum Telecom
Monon Telephone Company Inc.
Mountain Telephone
Muenster Telephone Corp. of Texas
Multitel LLC.
MUS Fiber
Nemont Telephone Cooperative Inc
Netcarrier Telecom Inc.
NetFortris
NETRIO LLC
New Horizon Communications
New Lisbon Telephone Company, Inc.
New Paris Telephone
NewCore Wireless - Saint Cloud, MN
Nex-Tech Wireless
Nextiva, Inc.
Nice inContact
NineStar Connect
Nobelbiz, Inc.
Noble Systems Communications LLC
Northeast Communications of Wisconsin INC
Northwest Fiber
NOS Communications / ANI Networks
NTInet Inc
Number Access, LLC
Nunn Telephone Company
Nuso, LLC
NUVERA
Nuwave Communications, Inc.
One Ring Networks
OneStream Networks, LLC
ooma inc
OpenSIP.com LLC
OptimERA Inc
Optivon, Inc.
PanTerra Networks, Inc.
Paul Bunyan Communicaitons
PBXIO LLC
Peeringhub Inc
Peerless Network, Inc.
Phone.com, Inc.
Pigeon Telephone Company
Pineland Telephone Cooperative, Inc.
Pioneer Telephone COOP
Piratel LLC
PNG Telecommunications Inc
POPP.com, Inc dba POPP Communications
PTI Pacifica Inc. Dba IT&E
Puerto Rico Telephone
Quality Voice & Data Inc.
Quantum Telecommunications, Inc.
Rainbow Communications
Rapid Eagle Inc. DBA VOIP Essential Inc.
RC Technologies
RCLEC, INC.
RCN
ReInvent Telecom LLC
Reynolds Telephone Co.
Rhode Island Telephone, Inc.
Ringaro Telecom, Inc
Ritter Communications
Rochester Telephone Company, Inc.
Runestone Telephone Association
Salina Spavinaw Telephone Company Inc.
Sandhill Telephone Coop
Santel Communications Cooperative, Inc.
Segra
Servpac, Inc.
Simwood Inc.
SIP.US LLC
Siskiyou Telephone Company
Skye Telecom LLC
SkyLine Telephone Membership Corp
Smartedgenet, LLC
Smithville Communications
Socket Telecom LLC
Sonic
South Central Rural Telecommunications Cooperative
South Dakota Network, LLC
Southern Communications Services, Inc. dba Southern Linc
Spring Grove Communications
Stratus Networks
Syringa Networks
Sytek
T3 Communications, Inc.
TCN Inc
TDS Telecommunications
Technology Innovation Lab
Telcast Networks LLC
Telcentris Inc. dba Voxox
Televox Communications, LLC
Teliax Inc.
TelNet Worldwide, Inc.
Telnyx LLC
Terra Nova Telecom Inc
TextMe, Incorporated
The Park Region Mutual Tel
The Pioneer Telephone Association, Inc.
Threshold Communications, Inc.
Tim Ron Enterprises, LLC
T-Mobile
Toly Digital Networks, Inc.
TouchTone Communications Inc.
Transtelco
Tri-County Telephone Association Inc
TrioTel Communications Inc.
True IP Solutions, LLC
Trumansburg Telephone Company
TRUSTID, Inc.
Twilio International, Inc.
Tychron Corporation
U.S. Cellular
U.S. Internet Corp.
U.S. TelePacific Corp.
Union Telephone Company
United Internet Services, LLC
UniVoIP
US IP Communications
USA Digital Communications, Inc.
Utility Telecom Group, LLC
Valley Telco Coop
Venture Communications Cooperative
Veracity Networks LLC
Verge Network Solutions, Inc
Verizon Communications Inc.
Viaero Wireless
Victory Telecom, Inc.
Vinculum Communications, Inc
Voice Ring, Inc.
VoIP Innovations
Volcano Telephone Company
Vonage
Votacall, Inc.
Voxbeam Telecommunications Inc.
VOXTELL, LLC
VOYANT COMMUNICATIONS LLC
Wabash Telephone Cooperative, Inc.
Wamego Telephone Co, Inc.
West Central Telephone Association
WEST RIVER COOPERATIVE TELEPHONE COMPANY, INC.
West River Telecom
West Side Telecommunications
Western New Mexico Telephone Co
Whidbey Telephone Company
Whisl Telecom LLC
WhiteSky Communications LLC
Wide Voice, LLC
WIKSTROM TELEPHONE CO INC
Windstream
Winn Telecom
Winnebago Cooperative Telecom Association
Wiretap Telecom
WOODSTOCK COMMUNICATIONS
WOW! Internet, Cable, and Phone
Xaccel Networks LLC
XCast Labs, Inc.
Xchange Telecom LLC
Xtel Communications Inc
Yelcot
Ytel Inc.